Studies on the behavior of arsenic in the environment are very important in order to deal with these problems. 本文从生物地球化学行为的角度综述了关于砷在环境中迁移转化方面的研究进展。
The sedimentary rock-hosted micrograined and disseminated gold deposits in Guizhou were formed by complex geological and geochemical processes in low temperature and open system. 贵州赋存于沉积岩中的微细浸染型金矿床为低温开放体系中经复杂地质地球化学作用形成。